12295940

素因数分解:

$2^2\times 5^1\times {\mathrm{139}}^1\times {\mathrm{4423}}^1$

素因数の和:4571

約数の個数: 24

約数和(自身を含む): 26013120

約数和(自身を除く): 13717180

約数列:

[1, 2, 4, 5, 10, 20, 139, 278, 556, 695, 1390, 2780, 4423, 8846, 17692, 22115, 44230, 88460, 614797, 1229594, 2459188, 3073985, 6147970, 12295940]

約数ペア:

[(1, 12295940), (2, 6147970), (4, 3073985), (5, 2459188), (10, 1229594), (20, 614797), (139, 88460), (278, 44230), (556, 22115), (695, 17692), (1390, 8846), (2780, 4423)]